Which flags have you enabled?

DeletedPlease, can I answer with Dev?

List is:

Smooth Scrolling
Animate smoothly when scrolling page content. – Windows

#smooth-scrolling

Desktop PWA tab strips
Experimental UI for exploring what PWA windows would look like with a tab strip. – Mac, Windows

#enable-desktop-pwas-tab-strip

Desktop PWA tab strip link capturing
Experimental behavior for "Desktop PWA tab strips" to capture link navigations within the app scope and bring them into the app's tabbed window. – Mac, Windows

#enable-desktop-pwas-tab-strip-link-capturing

Desktop PWAs run on OS login
Enable installed PWAs to be configured to automatically start when the OS user logs in. – Windows

#enable-desktop-pwas-run-on-os-login

Tab Groups
Allows users to organize tabs into visually distinct groups, e.g. to separate tabs associated with different tasks. – Mac, Windows

#tab-groups

Tab Hover Cards
Enables a popup containing tab information to be visible when hovering over a tab. This will replace tooltips for tabs. – Mac, Windows

#tab-hover-card

Tab Hover Card Images
Shows a preview image in tab hover cards, if tab hover cards are enabled. – Mac, Windows

#tab-hover-card-images

Enabled
Assigns the Backspace key to go back a page
If enabled, the user can press Backspace to go back a page and Shift+Backspace to go forward a page. – Mac, Windows

#edge-backspace-key-navigate-page-back

Enable PWAs to automatically restart to apply a pending browser update.
When a browser update is pending and only PWAs are running, this feature will restart PWAs to apply the update if they are considered not important to the user. – Mac, Windows

#edge-enable-web-app-upgrade-controller

Enable Sleeping Tabs
Automatically puts idle background tabs to sleep to save resources. – Mac, Windows

#edge-sleeping-tabs

Enable immediate timeout for Sleeping Tabs
Ignore the Sleeping Tabs timeout setting and put background tabs to sleep immediately. – Mac, Windows

#edge-sleeping-tabs-immediate-timeout

Enable sharing page via QR Code
Enables right-click UI to share the page's URL via a generated QR Code. – Mac, Windows

#sharing-qr-code-generator

Global Media Controls
Enables the Global Media Controls UI in the toolbar. – Mac, Windows

#global-media-controls

Global Media Controls Picture-in-Picture
Enables Picture-in-Picture controls in the Global Media Controls UI. Requires #global-media-controls to also be enabled. – Mac, Windows

#global-media-controls-picture-in-picture